:root{--color-primary: #4f46e5;--color-primary-dark: #4338ca;--color-bg: #f9fafb;--color-surface: #ffffff;--color-border: #e5e7eb;--color-text: #111827;--color-text-muted: #6b7280;--color-success: #10b981;--color-error: #ef4444;--color-warning: #f59e0b}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.navbar{background:linear-gradient(180deg,#fff,#f8fafc);border-bottom:none;padding:.75rem 1.5rem;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100}.navbar:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:linear-gradient(90deg,#2563eb,#7c3aed,#6366f1);pointer-events:none}.navbar .brand{font-weight:700;font-size:1.25rem;color:var(--color-primary)}.navbar-brand-link{display:flex;align-items:center;gap:.75rem;text-decoration:none!important}.navbar-logo-img{width:2.5rem;height:2.5rem;border-radius:.5rem;flex-shrink:0;box-shadow:0 2px 12px #4f46e538}.navbar-brand-text{font-weight:800;font-size:1rem;line-height:1.15;background:linear-gradient(135deg,#1d4ed8,#6d28d9);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;white-space:nowrap}@media (max-width: 640px){.navbar-brand-text{font-size:.88rem}}.navbar nav{display:flex;gap:1.5rem;flex-wrap:wrap}.navbar nav a{color:var(--color-text);font-weight:500;transition:color .15s}.navbar nav a:hover{color:#5b21b6;text-decoration:none}.navbar .user-info{font-size:.875rem;color:var(--color-text-muted)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:.75rem;padding:1.5rem;margin-bottom:1rem}.card-title{font-size:1.125rem;font-weight:600;margin-bottom:.75rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border-radius:.5rem;font-size:.875rem;font-weight:500;cursor:pointer;border:none;transition:all .15s}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark)}.btn-outline{background:transparent;border:1px solid var(--color-border);color:var(--color-text)}.btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary)}.btn-secondary{background:linear-gradient(180deg,#f8fafc,#f1f5f9);color:#334155;border:1px solid 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textarea{resize:vertical;min-height:120px;font-family:Monaco,Menlo,monospace}.badge{display:inline-block;padding:.125rem .5rem;border-radius:999px;font-size:.75rem;font-weight:500}.badge-success{background:#d1fae5;color:#065f46}.badge-warning{background:#fef3c7;color:#92400e}.badge-error{background:#fee2e2;color:#991b1b}.badge-neutral{background:#f3f4f6;color:#374151}.page-header{margin-bottom:1.5rem}.page-header h1{font-size:1.5rem;font-weight:700}.page-header p{color:var(--color-text-muted);font-size:.875rem;margin-top:.25rem}.grid-3{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem}.alert{padding:.75rem 1rem;border-radius:.5rem;margin-bottom:1rem;font-size:.875rem}.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}.alert-success{background:#d1fae5;color:#065f46;border:1px solid #6ee7b7}.exec-result{background:#1e1e1e;color:#d4d4d4;padding:1rem;border-radius:.5rem;font-family:Monaco,monospace;font-size:.8rem;overflow-x:auto;margin-top:.75rem}.exec-result .label{color:#9cdcfe}.exec-result .value{color:#ce9178}.exec-result .error{color:#f48771}.exec-result .success{color:#4ec9b0}.interactive-card{transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}.interactive-card:hover{transform:translateY(-3px);box-shadow:0 12px 36px #6366f124}.btn-motion{transition:transform .18s ease,box-shadow .18s ease,filter .18s ease}.btn-motion:hover{transform:translateY(-2px);box-shadow:0 10px 28px #2563eb47;filter:brightness(1.03)}.home-section-how{background:linear-gradient(180deg,#eef2ff,#f8fafc 55%,#f9fafb)}.home-section-features{background:linear-gradient(180deg,#faf5ff,#fff,#f9fafb)}.home-section-compare{background:linear-gradient(180deg,#ecfeff,#f1f5f9 45%,#f8fafc)}.home-stat-tile{border-radius:1rem;padding:1.25rem 1rem;border:1px solid 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ease}.navbar-link-login:hover{background:linear-gradient(135deg,#2563eb1a,#7c3aed1a);color:#5b21b6;text-decoration:none!important;transform:translateY(-1px)}.table{width:100%;border-collapse:collapse;font-size:.875rem}.table th,.table td{padding:.5rem .75rem;text-align:left;border-bottom:1px solid var(--color-border)}.table th{font-weight:600;color:var(--color-text-muted)}.store-detail-hero{position:relative;border-radius:.75rem;padding:1.5rem 1.35rem 1.4rem;margin-bottom:1.5rem;background:linear-gradient(135deg,#f8fafc,#eef2ff 45%,#faf5ff);border:1px solid rgba(99,102,241,.22);box-shadow:0 4px 24px #4f46e50f}.store-detail-hero:after{content:"";position:absolute;left:1.25rem;right:1.25rem;bottom:0;height:2px;border-radius:1px;background:linear-gradient(90deg,#2563eb,#7c3aed,#6366f1);pointer-events:none}.store-detail-hero h1{font-size:clamp(1.35rem,3.2vw,1.85rem);font-weight:800;line-height:1.2;margin:0 0 .5rem;background:linear-gradient(135deg,#1d4ed8,#6d28d9);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.store-detail-slab{position:relative;border-radius:.75rem;background:#fff;border:1px solid var(--color-border)}.store-detail-slab:before{content:"";position:absolute;left:0;right:0;top:0;height:3px;border-radius:.75rem .75rem 0 0;background:linear-gradient(90deg,#2563eb,#7c3aed,#a78bfa);pointer-events:none}